rorarivera2000
rorarivera2000 rorarivera2000
  • 02-06-2016
  • Biology
contestada

All of the following prevent pathogens from entering the human body except
a. red blood cells
b. tears
c. mucus
d. skin

Respuesta :

HaiHayley
HaiHayley HaiHayley
  • 02-06-2016
A. red blood cells. They carry oxygen around the body, not protect from pathogens.
Answer Link

Otras preguntas

what integer does the square root of 75 lie between...please explain
Express 8.15 as a mixed number.
which value correctly represents the number that is 10 times as great as five hundred eighty-one thousandths?
How does Newton's second law apply to basketball?
What is 30,944 rounded to the nearest ten thousands
find a whole number x in x/113 so that the ratio is a good estimate for pi
a tank 4/5 full needs 75 liters to fill it up. how many liters does it hold when full? - help please :3 xx
Ronald Reagan majored in _____________ and ___________________ while in college.
Write a pair of numbers such that the value of the 7 in the first number is 1000 times the value of the 7 in the second number, and the value of the 3 in the fi
Theo bought these items shoes that cost $19.99 socks that cost $ 4.19, a shirt that costs $ 8.50 and pants that cost $27.75. how can he estimate the total cost